diff -r 000000000000 -r 1918ee327afb src/gui/image/qpixmapcache_p.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/gui/image/qpixmapcache_p.h Mon Jan 11 14:00:40 2010 +0000 @@ -0,0 +1,100 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtGui module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QPIXMAPCACHE_P_H +#define QPIXMAPCACHE_P_H + +// +// W A R N I N G +// ------------- +// +// This file is not part of the Qt API. This header +// file may change from version to version without notice, or even be removed. +// +// We mean it. +// + +#include "qpixmapcache.h" +#include "qpaintengine.h" +#include +#include +#include "qcache.h" + +QT_BEGIN_NAMESPACE + +uint qHash(const QPixmapCache::Key &k); + +class QPixmapCache::KeyData +{ +public: + KeyData() : isValid(true), key(0), ref(1) {} + KeyData(const KeyData &other) + : isValid(other.isValid), key(other.key), ref(1) {} + ~KeyData() {} + + bool isValid; + int key; + int ref; +}; + +// XXX: hw: is this a general concept we need to abstract? +class QPixmapCacheEntry : public QPixmap +{ +public: + QPixmapCacheEntry(const QPixmapCache::Key &key, const QPixmap &pix) : QPixmap(pix), key(key) + { + if (data && data->classId() == QPixmapData::RasterClass) { + QRasterPixmapData *d = static_cast(data.data()); + if (!d->image.isNull() && d->image.d->paintEngine + && !d->image.d->paintEngine->isActive()) + { + delete d->image.d->paintEngine; + d->image.d->paintEngine = 0; + } + } + } + ~QPixmapCacheEntry(); + QPixmapCache::Key key; +}; + +QT_END_NAMESPACE + +#endif // QPIXMAPCACHE_P_H